Calculate the mass percentage of oxygen present in the following compounds and state the law of chemical combination associated. Given, H = 1, O = 16. Water (H20) and Hydrogen peroxide (H202)

CBSE Class 9 CBSE Class 9 Science
, ,
1

Calculate the mass percentage of oxygen present in the following compounds and state the law of chemical combination associated. Given, H = 1, O = 16.

  • Water (H20) and
  • Hydrogen peroxide (H202)

Answer:

image